Use Preview on the Mac to resize and compress images for the web Posted: March 21, 2017 There are many places to share your photos on the web, such as social media, your blog or website. Resizing Photos Using the Preview App on a Mac. The Preview app on your Mac is not limited to only viewing photos, but it can also help you modify your photos, such as resize them for you. Tip: To resize multiple images at the same time, display the images in the same window, select them in that window’s sidebar, then choose Tools > Adjust Size. Rotate or flip an image In the Preview app on your Mac, open the file you want to change. You might find you need to resize an image for many reasons. Sometimes, you need to adjust a photo’s dimensions to get it ready for printing. Other times, you may need to reduce the resolution of a group of photos to make the file smaller so that they can be emailed.
Automator is an automation app that comes preinstalled with every Mac. It’s a simple utility where you create a workflow by specifying a set of instructions (called Actions) that the app will follow, one after the other. Automator can do everything from moving files or modifying files to complex things like launching scripts and interacting with apps. An overview of the Automator app is available here.
Today we’ll be focusing on a simple aspect of Automator. How to select photos from anywhere on your Mac and resize them to a set resolution. If you’re a web publisher or a photographer, you deal with image resizing constantly. More often than not, you’re resizing the image to one specific resolution – maybe a couple of them.
Wouldn’t it be great if you could just select the photos, right-click, select an option and have the photos resized and transported to a defined folder? Read on to find out how we can achieve that.
Setting up the Workflow
We’ll be using Services instead of folders so we can do this for images anywhere on the Mac.
To get started, open the Automator app from the Applications folder. You’ll see a window asking you to open an existing document or create a new one. Choose New Document. Now from the Choose Type document, select Service.
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You’ll now see the Library view listing apps, actions, and the workflow details.
To specify that we’ll be working with images, select Image files from the dropdown menu beside Service receives selected.
Now search for an item that says Get selected Finder Items and drag it to the Workflow view. Search for Scale Images and do the same.
Automator will now ask if you want to create a copy of the file before it is modified. If you want to keep the originals, select Add. In this example, we’re going with Don’t Add.
The Scale Images section will show options for resizing images. Change the pixel size from 480 to anything you want. You can also use the Percentage metric.
Select Save from the File menu and give the workflow a name.
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Now, select any number of image files in question, right-click, hit Services, and select the workflow we just made. The images will be instantly edited and resized without you having to open any kind of extra tool.
Keeping the Original Files Safe
If you don’t want to mess with the original files, choose Add when Automator asks you if you want to copy finder items.
This will add a Copy Finder Items App like popcorn time for mac. menu in the workflow. Here you can select the folder where you want the resized image to be copied.
Keep Experimenting with Automator
Automator has many Actions and supports a majority of built-in (and some third party) apps. Letterbox mac app desktop for images. So go on exploring, drag in Actions, try to see if they work by pressing the Play button in the app. There’s a lot you can do here. If you come up with something interesting, share with us in the comments below.
Challenge Accepted: If you’re looking for a challenge, how about this – create a workflow that takes any new photo added to a designated folder, automatically resizes it, and deposits the copy to another folder. It’s easy – just dragging and dropping Actions like we did above. If you run into any problems, feel free to ask for help in the comments.Also See#automation #productivity
Resize Image On Mac OsDid You Know
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Batch Image Resizer for Mac enables you to alter and resize multiple images at once, while making image tweaks along the way. The interface is easy to navigate, and the software carries out its stated function efficiently.
Pros
Good layout: This app's interface is clear, with a space on the right to add the files you want to adjust, and a panel on the left where you can enter your preferences. As you work your way down the left side, you'll make selections for scaling, rotation, and border. You also have the option of adding a watermark to your images and determining their opacity and placement. Seating chart classroom free.
Saving options: You also have several options when it comes to saving your new, resized files. For instance, you can opt to overwrite the original images or save the altered images to a new path. You can choose a prefix or suffix to attach to all new files as well, or you can pick an entirely new file name.
Cons
Trial limitations: The trial version only allows you to process three images at a time. Because the purpose of this software is to resize batches of images, it would be nice to be able to test its ability to handle large batches before deciding to purchase.
Bottom LineBatch Resize Photos Mac
Batch Image Resizer is easy to use, and it performs its stated function well. The trial restriction may limit your ability to test it out, though.
Editors' note: This is a review of the trial version of Batch Image Resizer for Mac 1.6.1.
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